* {
  margin: 0;
  padding: 0;
}

html,body {
  width: 100%;
  height: 100%;
  color: #333;
  font-size: 14px;
  font-family: PingFang SC,Helvetica neue,Helvetica,Tahoma,lantinghei sc,Microsoft Yahei,sans-serif;
  -webkit-font-smoothing: antialiased;
  background: #f4f4f4;
}

#app {
  width: 100%;
  height: 100%;
}